Crippa 114HE

Power and precision for high intensity bending processes

Tube bending machines from the Heavy series stand out for their rigidity and precision, which ensure high level performance and maximum repeatability in heavy processes. The small dimensions of the bending heads and, in particular, the movements that these machines make, allow them to process complex tube geometries in a single cycle. Normally, finished pieces would require a double bending direction or post-processing operations. Furthermore, the high vertical excursion of these tube bending machines makes it possible to increase the number of processing levels, and despite their impressive dimensions, these machines ensure high energy savings.

Description

The 114HE is a CNC tube bending machine for mild steel tubes steel with a diameter of up to 114mm. Like other machines from the Heavy series, it inherits the high rigidity and performance. Its bending head moves horizontally while maintaining maximum rigidity during the processes.  The high vertical stroke of the spar that holds the plane positioner and the extractor maximises the number of bending levels that can accomodate existing tools. The 114HE’s compact bending head can complete extremely complex tube geometries in one cycle, where they would normally require double-direction tube bending machines. The machine’s nine axes are driven by absolutely digital motors with “Full Electric” technology and controlled by Siemens SINUMERIK 840D sl. This technology guarantees high quality bending, energy savings, startup time reduction, and scrap minimisation. With the “Tangent Boost” device, the tube is pushed axially all the way into the slide/wiper-die area during bending, optimising the tube development and reducing scrap even further. The high production rate, the ability to produce bends with CLR/DIA ratio even lower than 0.8, and the ability to thrust bends with variable radii make this machine particularly suitable for the automotive, aeronautical, plant design and installation, urban decoration and naval sectors. The machine has a three-dimensional graphical software on a 19” LCD Touch screen. The operator communicate intuitively with the machine through the UII “User ISO Interface” software, to program, to simulate, and to optimise the bending programs. This machine is designed to be integrated into Smart Factory system. The CNC double blade cutting system and the single stack version are both available.

Technical Features

Bending direction Right or left
No. CNC axes 11
Mild steel max. OD 114×2.2 mm
Stainless steel max. OD (R=350-450 N/mm²) 114×1.5 mm
Max. bending radius 400 mm
Max. bending speed 66 °/sec
Workable length of standard tube inside the collet/hitch feeding 3500/6000 mm
Max. OD for hitch feeding 123 mm
Resolution of Y axis ±0.05 mm
Voltage 400 V
Mains frequency 50 Hz
Power 36 kW
Weight 15000 kg
Stroke 500 mm

Fields of Apploication

  • Marine
  • Heavy duty machines
  • Agriculture
  • Aerospace
  • Leisure

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